body{
    background-image: url(../images/index_bg.png);
    background-position: center top;
    background-repeat: no-repeat;
}

.top_nav{
    
}

.top_nav .tg{
    height: 40px;
    background-color: #fff;
}

.top_nav .tg .ct{
    width: 980px;
    margin: 0 auto;
}

.top_nav .tg img{
    height: 40px;
    margin-right: 20px;
}

.top_nav .tg .links{
    float: right;
}

.top_nav .tg .links a{
    display: inline-block;
    line-height: 40px;
    margin-left: 15px;
}

.top_nav .tg .links a:hover{
    color: red;
}

.top_nav .tg .links a:first-child::before{
    background-image: url(../images/title_sprite.png);
    background-repeat: no-repeat;
    background-position: -30px -1px;
    width: 30px;
    height: 30px;
    content: '';
    display: inline-block;
    vertical-align: middle;
}

.top_nav .banner{
    text-align: center;
    height: 84px;
    color: #c9c9dd;
    background-color: rgba(0,0,0, 0.8);
}

.top_nav .banner img{
    vertical-align: middle;
}

.top_nav .banner ul{
    display: inline-block;
    vertical-align: middle;
    height: 84px;
}

.top_nav .banner ul li{
    display: inline-block;
    height: 84px;
    width: 115px;
    cursor: pointer;
    padding-top: 20px;
    box-sizing: border-box;
}

.top_nav .banner ul li:hover{
    color: #f3c258;
    background-image: url(../images/index.png);
}

.top_nav .banner ul li span{
    display: block;
    font-size: 18px;
}

.top_nav .banner ul li span:last-child{
    font-size: 12px;
    color: #858792;
    margin-top: 10px;
}

.top_nav .banner ul li:hover span:last-child{
    color: #f3c258;
}

.top_nav .banner .login{
    display: inline-block;
    text-align: left;
}

.top_nav .banner .login .icon{
    display: inline-block;
    vertical-align: middle;
    width: 56px;
    height: 56px;
    background-image: url(../images/index.png);
    background-position: -184px 0;
}

.top_nav .banner .login .info{
    display: inline-block;
    vertical-align: middle;
}

.top_nav .banner .login .info span{
    display: block;
    font-size: 16px;
    color: #fff;
}

.top_nav .banner .login .info span:last-child{
    font-size: 12px;
    color: #858792;
    margin-top: 5px;
}

.header{
    color: #b8b9c5;
    margin-top: 420px;
    background-color: rgba(0,0,0, 0.7);
}

.header::after{
    content: '';
    display: block;
    clear: both;
}

.header .carousel{
    width: 604px;
    height: 342px;
    float: left;
    box-sizing: border-box;
    overflow: hidden;
    color: #b1b2be;
    background-color: #323235;
    position: relative;
}

.header .carousel img{
    width: 100%;
}

.header .carousel ul{
    height: 44px;
    position: absolute;
    bottom: 0;
    left: 0;
}

.header .carousel ul li{
    display: inline-block;
    line-height: 44px;
    width: 120px;
    text-align: center;
    float: left;
    cursor: pointer;
}

.header .carousel ul li:hover{
    color: #f3c258;
}

.header .news{
    width: 360px;
    height: 342px;
    float: left;
    padding: 0 17px;
    box-sizing: border-box;
}

.header .news .category{
    height: 47px;
    border-bottom: 1px solid #000;
}

.header .news .category li{
    float: left;
    line-height: 45px;
    width: 52px;
    text-align: center;
    cursor: pointer;
}

.header .news .category li:hover{
    color: #f3c258;
    border-bottom: 2px solid #f3c258;
}


.header .news .content{
    margin-top: 10px;
}

.header .news .content .top{
    color: #f3c258;
    display: block;
    background-color: #414046;
    line-height: 36px;
    margin: 10px 0;
    padding: 0 15px;
    font-size: 18px;
    letter-spacing: 1px;
    border-radius: 4px;
}

.header .news .content ul{

}

.header .news .content ul li{
    margin-bottom: 11px;
    line-height: 20px;
}

.header .news .content ul li a{
    color: #b8b9c5;
}

.header .news .content ul li a span:first-child{
    display: inline-block;
    border: 1px solid #f3c258;
    color: #f3c258;
    padding: 0 2px;
    border-radius: 3px;
}

.header .news .content ul li a span:last-child{
    float: right;
    color: #999;
}

.header .actions{
    width: 236px;
    height: 342px;
    float: right;
    box-sizing: border-box;
}


.header .actions a{
    display: block;
    height: 128px;
    background-repeat: no-repeat;
    background-image: url(../images/index.png);
}

.header .actions a:nth-child(1){
    background-position: 0 -219px;
}

.header .actions a:nth-child(2){
    height: 106px;
    background-position: 0 -350px;
}

.header .actions a:nth-child(3){
    height: 108px;
    background-position: 0 -461px;
}

.channels{
    margin: 20px 0 300px 0;
}

.channels ul{
    
}

.channels ul li{
    float: left;
    width: 291px;
    height: 134px;
    margin-right: 12px;
    cursor: pointer;
    overflow: hidden;
}

.channels ul li:last-child{
    margin: 0;
}

.channels ul li img{
    width: 100%;
    transition: all 0.5s;
}

.channels ul li img:hover{
    transform: scale(1.1);
}